CN217772447U

CN217772447U - Hand surgery rongeur

Info

Publication number: CN217772447U
Application number: CN202220808359.1U
Authority: CN
Inventors: 李俊杰
Original assignee: Ningbo No 6 Hospital
Current assignee: Ningbo No 6 Hospital
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-11-11
Anticipated expiration: 2032-04-08

Abstract

The utility model relates to the field of medical equipment, specifically disclose hand surgery rongeur, including first tong arm, second tong arm and the coupling pincers body, first tong arm and second tong arm respectively with the both ends fixed connection of coupling pincers body bottom, the middle part of the coupling pincers body is equipped with the hinge, the opposite side at coupling pincers body top both ends is equipped with the pincers cutter body. Through operating handheld pincers handle in order to control, carry out the pincers clamp with the pincers cutter body and cut the pressure in-process to the target, when meeting with the resistance great, then pull the holding piece through shifting and can drive the internal thread pipe at screw shaft surface spiral removal, thereby touch through touching the pressure cock ring and press the second tong arm, make the second tong arm move to first tong arm one side, and the axle sleeve that screw shaft accessible connection piece is connected and the upset with the rotation of counter roll, thereby can the helping hand in first tong arm and second tong arm and the tong pressure in opposite directions, reached promptly and provided supplementary tong pressure, the effect of providing helping hand support, the laborsaving effect of pincers shear has been realized, do benefit to the treatment of surgical operation.

Description

Hand surgery rongeur

Technical Field

The utility model relates to the field of medical appliances, in particular to a hand surgery rongeur.

Background

The hand surgery rongeur is a rongeur instrument applied to hand surgery, belongs to an orthopedic instrument, and generally refers to a professional medical instrument specially used for orthopedic surgery; hand surgery refers to the surgery of the hand, the hand is composed of the wrist, palm and fingers, the function of the hand is complex, the significance is important, and the hand is one of the most frequent and important organs for human use; the frequency of the hands used in the labor of people is extremely high, so the probability of hand injury and disease is correspondingly increased, and the treatment needs surgery; the hand has complex structure, great treatment difficulty and high precision required by the operation, and can not be simply treated, so the hand surgery is developed.

At present, the rongeur clinically used for hand surgery is relatively laborious in the application process when clamping a target and clamping the target, and is very difficult to operate when partial doctors have small strength, lacks the support of an auxiliary structure, is very laborious when clamping and shearing, and is not favorable for the treatment of surgical operations.

SUMMERY OF THE UTILITY MODEL

To current problem, the utility model provides a hand surgery rongeur can the effectual problem of proposing in the solution background art.

In order to solve the problem, the utility model adopts the following technical scheme:

the hand surgery rongeur comprises a first clamp arm, a second clamp arm and a connecting clamp body, wherein the first clamp arm and the second clamp arm are respectively and fixedly connected with two ends of the bottom of the connecting clamp body;

the clamp comprises a first clamp arm and a second clamp arm, and is characterized in that a supporting piece frame is fixedly mounted in the middle of the side face of the first clamp arm, a supporting shaft is fixedly mounted on the surface of the supporting piece frame, a shaft sleeve is sleeved on the surface of the supporting shaft in a rotating mode, a connecting piece is mounted on the surface of the shaft sleeve, a threaded shaft is fixedly mounted at the end of the connecting piece, a through groove is formed in the middle of the two side faces of the second clamp arm in a penetrating mode, the threaded shaft is located inside the through groove, an internal threaded pipe is sleeved on the surface threads of the threaded shaft, and a contact pressure plug ring and a pulling piece are sleeved on the surface of the internal threaded pipe in a fixed mode.

As a further aspect of the present invention: the end part of the threaded shaft far away from the connecting sheet is fixedly provided with a limiting plug, and the limiting plug is of a spherical structure.

As a further aspect of the present invention: the surface of the hand-held forceps handle is sleeved with an anti-slip handle sleeve, and the surface of the anti-slip handle sleeve is provided with an anti-slip groove.

As a further aspect of the present invention: the anti-skidding handle sleeve is made of silica gel materials, and the anti-skidding groove is formed on the surface of the anti-skidding handle sleeve in a surrounding mode.

As a further aspect of the present invention: the surface of the pulling and holding piece is provided with anti-skid stripes which are in a straight strip-shaped protruding structure.

As a further aspect of the present invention: the side face of the contact plug ring, which is far away from the pulling and holding piece, is a spherical cambered surface, and the inner wall of the contact plug ring is not in lap joint with the surface of the threaded shaft.

Compared with the prior art, the beneficial effects of the utility model are that: this hand surgery rongeur, through operating the handheld pincers handle in order to control, carry out the pincers clamp to the target with the pincers cutter body and cut the pressure in-process, when meeting with the resistance great, then pull the piece through dialling to turn and can drive the internal thread pipe at the screw shaft surface helical motion, thereby touch through touching the pressure stopper ring and press the second tong arm, make the second tong arm move to first tong arm one side, and the axle sleeve that the screw shaft accessible connection piece is connected and the upset with the rotation of counter roll, thereby can the helping hand in first tong arm and second tong arm and in opposite directions the tong pressure, reached promptly and provided supplementary tong pressure, the effect of providing helping hand support and cutting, the laborsaving effect of pincers has been realized, do benefit to the treatment of surgical operation.

Drawings

FIG. 1 is a front view of a hand-operated surgical rongeur configuration;

FIG. 2 is a front sectional view of the hand-operated rongeur A;

fig. 3 is a front sectional view of the structure of a hand-operated rongeur B.

In the figure: 1. a first clamp arm; 2. a second jawarm; 3. connecting the clamp body; 4. a hinge shaft; 5. a tong body; 6. A hand-held plier handle; 601. an anti-slip handle sleeve; 602. an anti-slip groove; 7. a support sheet rack; 8. a fulcrum; 9. a shaft sleeve; 10. connecting sheets; 11. a threaded shaft; 12. a through groove; 13. an internally threaded tube; 14. pressing the plug ring; 15. Pulling and holding the sheet; 1501. anti-skid stripes; 16. and a limiting plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, in the present embodiment, the present embodiment is described with reference to fig. 1 to 3, and the present embodiment provides a rongeur for hand surgery, which includes a first forceps arm 1, a second forceps arm 2 and a connecting forceps body 3, wherein the first forceps arm 1 and the second forceps arm 2 are respectively fixedly connected with two ends of the bottom of the connecting forceps body 3, a hinge shaft 4 is disposed in the middle of the connecting forceps body 3, forceps cutter bodies 5 are disposed on opposite sides of two ends of the top of the connecting forceps body 3, and both bottom ends of the first forceps arm 1 and the second forceps arm 2 are fixedly mounted with a handheld forceps handle 6;

the middle part fixed mounting in the side of first tong arm 1 has supporting piece frame 7, the fixed surface of supporting piece frame 7 installs counter roll 8, the surface of counter roll 8 rotates and has cup jointed axle sleeve 9, the fixed surface of axle sleeve 9 installs connection piece 10, the tip fixed mounting of connection piece 10 has threaded shaft 11, the middle part of 2 both sides of second tong arm runs through and has seted up logical groove 12, and threaded shaft 11 is located logical groove 12's inside, the surface screw thread of threaded shaft 11 has cup jointed internal thread pipe 13, the fixed cover in surface of internal thread pipe 13 has been connect and has been touched pressure cock ring 14 and pull and hold piece 15.

As shown in fig. 1, a limiting plug 16 is fixedly mounted at an end of the threaded shaft 11 far away from the connecting piece 10, and the limiting plug 16 is of a spherical structure. Through setting up spacing stopper 16 for the structure is difficult for deviating from.

As shown in fig. 1, an anti-slip handle sleeve 601 is sleeved on the surface of the hand-held forceps handle 6, an anti-slip groove 602 is formed on the surface of the anti-slip handle sleeve 601, the anti-slip handle sleeve 601 is made of a silica gel material, and the anti-slip groove 602 is formed on the surface of the anti-slip handle sleeve 601 in a surrounding manner. Through the anti-skidding handle cover 601 of seting up anti-skidding groove 602 for it is more comfortable to feel when grabbing the operation, and difficult slippage hand.

Referring to fig. 3, the surface of the pulling-holding piece 15 is disposed on the anti-slip stripes 1501, and the anti-slip stripes 1501 are straight stripe-shaped protruding structures. The anti-skid stripe 1501 is arranged on the surface of the pulling and holding piece 15, so that the shifting operation is more convenient.

As shown in fig. 3, the side of the contact plug ring 14 away from the pulling piece 15 is a spherical arc surface, and the inner wall of the contact plug ring 14 is not overlapped with the surface of the threaded shaft 11. The side surface of the contact pressure plug ring 14 is a spherical cambered surface, so that the contact pressure plug ring can be stably contacted when the contact pressure plug ring is in contact with the second clamp arm 2 and is overturned at different positions.

The utility model discloses a theory of operation is: when the resistance is large, the internal threaded pipe 13 can be driven to spirally move on the surface of the threaded shaft 11 by dialing the pulling piece 15, so that the second clamp arm 2 is contacted and pressed by the contact pressure plug ring 14, the second clamp arm 2 moves towards one side of the first clamp arm 1, and the threaded shaft 11 can be overturned through the rotating connection of the shaft sleeve 9 connected with the connecting piece 10 and the support shaft 8, so that the auxiliary clamp pressure can be provided for the first clamp arm 1 and the second clamp arm 2 and the opposite clamp pressure can be assisted, and the process of providing auxiliary clamp pressure and assisting support is completed.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions, and furthermore, the terms "comprise", "include", or any other variation thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The hand surgery rongeur comprises a first tong arm (1), a second tong arm (2) and a connecting tong body (3), and is characterized in that the first tong arm (1) and the second tong arm (2) are respectively and fixedly connected with two ends of the bottom of the connecting tong body (3), a hinge shaft (4) is arranged in the middle of the connecting tong body (3), tong bodies (5) are arranged on opposite sides of two ends of the top of the connecting tong body (3), and hand-held tong handles (6) are fixedly mounted at the bottom ends of the first tong arm (1) and the second tong arm (2);

the clamp is characterized in that a supporting piece frame (7) is fixedly mounted in the middle of the side face of the first clamp arm (1), a supporting shaft (8) is fixedly mounted on the surface of the supporting piece frame (7), a shaft sleeve (9) is sleeved on the surface of the supporting shaft (8), a connecting piece (10) is mounted on the surface of the shaft sleeve (9), a threaded shaft (11) is fixedly mounted at the end of the connecting piece (10), a through groove (12) is formed in the middle of the side face of the second clamp arm (2) in a penetrating mode, the threaded shaft (11) is located inside the through groove (12), an internal threaded pipe (13) is sleeved on the surface of the threaded shaft (11), and a contact pressure plug ring (14) and a pulling and holding piece (15) are sleeved on the surface of the internal threaded pipe (13).

2. Hand surgical rongeur according to claim 1, characterized in that the end of the threaded shaft (11) remote from the connecting piece (10) is fixedly provided with a limit plug (16), and the limit plug (16) is of a spherical structure.

3. The rongeur for hand surgery as claimed in claim 1, wherein an anti-slip handle sleeve (601) is sleeved on the surface of the hand-held forceps handle (6), and an anti-slip groove (602) is formed on the surface of the anti-slip handle sleeve (601).

4. The hand surgical rongeur as claimed in claim 3, wherein the anti-skidding handle sleeve (601) is made of a silica gel material, and the anti-skidding grooves (602) are formed around the surface of the anti-skidding handle sleeve (601).

5. The hand surgical rongeur of claim 1, wherein the surface of the pulling piece (15) is provided with an anti-slip stripe (1501), and the anti-slip stripe (1501) is a straight stripe-shaped protruding structure.

6. The hand-operated rongeur according to claim 1, wherein the side of the contact plug ring (14) far away from the pulling piece (15) is in a spherical arc surface, and the inner wall of the contact plug ring (14) is not overlapped with the surface of the threaded shaft (11).